Apes Primates Research Tagged Animal 
Critter News
JUNE 5, 2009
There are researchers out there who say that they do. Researchers tickled babies and six different kinds of apes, quantified their giggles, and found that the patterns fit a classic evolutionary tree. Tags: animal behavior primates. I certainly think they can laugh and have fun. I've seen it.
Critter News
JUNE 16, 2010
I particularly question the use of chimpanzees in medical research. I recently was escorted through a large primate research laboratory by its director. Tags: animal experimentation animal research. The following is from The Dragons of Eden by Carl Sagan.
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